SECURITY REPORT · EXTENSHI SCAN
Scour
Firefox extension·by AdZero Adblocker
0
/ 100 SAFETY SCORE
CAUTION
Mostly fine, but a few things worth reviewing before you install.
Automated analysis of publicly available code — not a professional security audit. It may produce false positives and does not prove an extension is unsafe or safe. Treat it as one signal among many. Disclaimer · Report an issue
How it ranks
Scour's safety score vs every other extension we've scanned
Globally
77.55%of extensions carry more risk
Riskier ←→ Safer
Ranked across every extension we scan
In its category
67.55%of its category extensions carry more risk
Riskier ←→ Safer
Ranked within its category
Findings
17
median 38Lower is safer
Risky permissions
2
median 1Critical + high perms
Total permissions
11
median 4All declared perms
Critical findings
2
median 2Severity = Critical
Findings breakdown
Automated security signal · 17 findings across 5 severities
17
findings
detected
detected
Critical212%
High16%
Medium529%
Low953%
Info00%
Permissions requested
2 risky permissions of 11 total
2 high-risk permissions require attention
This extension requests 11 permissions in total. 2 of them grant broad capabilities that are worth a careful look.
High
View open tabs
Can see URLs and titles of all open tabs
High
Execute scripts in pages
Can inject and execute JavaScript code in web pages
Medium
Store local data
Can save data locally in the browser for persistence
Medium
Access current tab
Can temporarily access the content of the active tab when you click the extension
Medium
Show notifications
Can display desktop notifications outside the browser
Medium
Access user identity
Can get OAuth2 tokens and access your Google account identity
Low
Schedule tasks
Can schedule periodic background tasks
Low
Block network requests (declarative)
Can block or redirect network requests using predefined rules without seeing content
Info
https://*.youtube.com/*
No additional information available.
Info
*://*.scour.com/app/extn-instl-success
No additional information available.
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Scan performed by extenshi.io · Jun 25, 2026· partial run (some scanners failed)
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